Home / 43,379.84-64,945.80-40,624.24

Finding the Fourth Proportional to 43,379.84, 64,945.80 and 40,624.24

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Solution

The fourth proportional to 43,379.84, 64,945.80 and 40,624.24 is: 60,820.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,379.84 : 64,945.80 = 40,624.24 : x
  2. Step 2: Convert to fraction form
    43,379.84/64,945.80 = 40,624.24/x
  3. Step 3: Cross multiply
    43,379.84x = 64,945.80 × 40,624.24
  4. Step 4: Simplify right side
    43,379.84x = 2,638,373,766.19
  5. Step 5: Solve for x
    x = 2,638,373,766.19/43,379.84
  6. Step 6: Final answer
    x = 60,820.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.